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Protozoa (sg.: protozoan or protozoon; alternative plural: protozoans) are a polyphyletic group of single-celled eukaryotes, either free-living or parasitic, that feed on organic matter such as other microorganisms or organic debris.
Apr 28, 2017 · Learn about protozoa, a diverse group of single-celled eukaryotes that include parasites, photosynthesizers and predators. Find out how protozoa are classified, what they look like and how they affect humans and the environment.
Jul 15, 2024 · Protozoan, organism, usually single-celled and heterotrophic (using organic carbon as a source of energy), belonging to any of the major lineages of protists and, like most protists, typically microscopic. All protozoans are eukaryotes and therefore possess a “true,” or membrane-bound, nucleus.
Protozoa are microscopic unicellular eukaryotes that have a relatively complex internal structure and carry out complex metabolic activities. Some protozoa have structures for propulsion or other types of movement. Classification. On the basis of light and electron microscopic morphology, the protozoa are currently classified into six phyla.
- Robert G. Yaeger
- 1996
- 1996
Aug 3, 2023 · Protozoa are unicellular eukaryotic microorganisms that live in various aquatic and terrestrial habitats. Learn about their diversity, structure, feeding strategies, adaptations, and diseases caused by some protozoa.
Learn about protozoa, their shapes, sizes, habitats, movements and parasitic lifestyles. Find out how they cause diseases like malaria and how they interact with other organisms in endosymbioses.
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Jul 15, 2024 · The protozoan cell carries out all of the processes—including feeding, growth, reproduction, excretion, and movement—necessary to sustain and propagate life. The cell is enclosed in a membrane called the plasma membrane.
